Yeah sorry that was a bit rude and posted in haste. Apologies, biscuit and catsbum retracted. 
On reflection I think that if he has any sense he will carry on just as he has done, without any explicit reference to any show she is on. I would like to imagine they are able to separate work and home life.
Maybe it will give his work an extra dimension, trying to balance the inherent sarcasm he almost can't help producing with the knowledge that at the end of the day he's in some trouble with the boss (her) if he slates anything she does.